CVE-2018-19422 in the critical feed json
Subrion CMS RCE Vulnerability
published 2018-11-21 7 y ago modified 2026-06-17 4 mo ago also GHSA-73xj-v6gc-g5p5 , EUVD-2022-2907
- cvss
- 7.2
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 64.5%
- EPSS 64.5% chance of exploitation in 30 days, percentile 99.2%
- public exploits
- 2
- Metasploit, Exploit-DB
Summary
/panel/uploads in Subrion CMS 4.2.1 allows remote attackers to execute arbitrary PHP code via a .pht or .phar file, because the .htaccess file omits these.
Patch / fix
Timeline
- First public exploit (Metasploit exploit/multi/http/subrion_cms_file_upload_rce)
- Published
Exploit prediction
64.51% chance of exploitation in the next 30 days, higher than 99.2% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Metasploit exploit/multi/http/subrion_cms_file_upload_rce Intelliants Subrion CMS 4.2.1 - Authenticated File Upload Bypass to RCE metasploit exploit, excellent rank, 2018-11-04
- EDB-49876 Subrion CMS 4.2.1 - Arbitrary File Upload webapps, 2021-05-17
- github.com https://github.com/intelliants/subrion/issues/801 referenced PoC, tagged "exploit" by a source, unverified
- packetstormsecurity.com http://packetstormsecurity.com/files/162591/Subrion-CMS-4.2.1-Shell-Upload.html referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
| GitHub | 3.1 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| packagist | intelliants/subrion | <4.2.2 |
4.2.2 |
Classification
- Weakness
-
- CWE-434 Unrestricted Upload of File with Dangerous Type
References
-
github.com
/intelliants/subrion/commit/74359bcfaea424edda6d782a8ac25397c55972ab
web
-
github.com
/intelliants/subrion/issues/801
web, exploit, third-party-advisory
-
packetstormsecurity.com
/files/162591/Subrion-CMS-4.2.1-Shell-Upload.html
web, exploit, third-party-advisory, vdb-entry
-
packetstormsecurity.com
/files/173998/Intelliants-Subrion-CMS-4.2.1-Remote-Code-Execution.html
web
-
nvd.nist.gov
/vuln/detail/CVE-2018-19422
advisory
Sources
- CVE List CVE-2018-19422
- GitHub Advisory GHSA-73xj-v6gc-g5p5
- NVD CVE-2018-19422
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.